Home / 900,528.67-1,242,797.04-513,353.32

Finding the Fourth Proportional to 900,528.67, 1,242,797.04 and 513,353.32

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Solution

The fourth proportional to 900,528.67, 1,242,797.04 and 513,353.32 is: 708,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,528.67 : 1,242,797.04 = 513,353.32 : x
  2. Step 2: Convert to fraction form
    900,528.67/1,242,797.04 = 513,353.32/x
  3. Step 3: Cross multiply
    900,528.67x = 1,242,797.04 × 513,353.32
  4. Step 4: Simplify right side
    900,528.67x = 637,993,986,570.17
  5. Step 5: Solve for x
    x = 637,993,986,570.17/900,528.67
  6. Step 6: Final answer
    x = 708,466.05

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.